On Jun 3, 2010, at 2:01 PM, Mike Keen wrote: > In the same vein, how is a Value item within a reduce function represented in > Erlang? >
I don't know off the top of my head, but there is the ability to Log to the couch.log file from within an Erlang view. For reference you might see: http://svn.apache.org/repos/asf/couchdb/trunk/share/www/script/test/erlang_views.js from the test suite. Chris > On Jun 3, 2010, at 3:26 PM, J Chris Anderson wrote: > >> >> On Jun 3, 2010, at 10:40 AM, Mike Keen wrote: >> >>> I've been playing with Erlang views on and off in CouchDB, and find the >>> information on the internal Erlang structure of Docs lacking. Is there >>> somewhere I can read up on this? I had initially assumed that a Doc was a >>> list of tuples, but I am starting to suspect that I am wrong. >>> >> >> It's an erlang proplist, wrapped in a single tuple, so: >> >> {[{<<"key">>, value()}, {<<"other-key">>, value()}]} >> >> Where value() is any valid eJSON. >> >> So you can do eg: >> >> {Props} = Doc, >> V1 = couch_util:get_value(<<"key">>, Props) >> >>> Mike >> >
